Use of water-absorbing polymer particles for dewatering feces

US9279048B2 · kind B2 · utility

Assignee

• BASF SE

Inventors

• Francisco Javier Lopez Villanueva · Schifferstadt, DE
• Markus Linsenbühler · Heidelberg, DE
• Matthias Weismantel · Bad Orb, DE
• Bernd Siegel · Ludwigshafen, DE
• Klaus Dieter Hörner · Lampertheim, DE
• Sandra Engelhardt · Hemsbach, DE

Key dates

• Filing date: May 15, 2012
• Grant date: Mar 8, 2016
• Expiry date: Apr 1, 2033

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08F220/285
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

The use of water-absorbing polymer particles for dewatering feces, the water-absorbing polymer particles being obtainable by polymerizing a foamed monomer solution or suspension, drying the polymeric foam and grinding the dried foam.